* {
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  background-color: #F2F6FC;
  font-family: '楷体';
}

.photo {
  width: 500px;
  height: 345px;
  background-color: #DCDFE6;
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 6px;
  border: 1px solid #606266;
  box-shadow: 0 2px 4px rgba(0, 0, 0, .12), 0 0 6px rgba(0, 0, 0, .04);
}

.photo h1 {
  text-align: center;
  color: #303133;
  padding: 20px 0;
}

.photo .pic-one {
  width: 280px;
  height: 196px;
  padding: 5px;
  background-color: #C0C4CC;
  border: 6px dotted #409EFF;
  float: left;
  margin: 0 30px;
  overflow: hidden;
}

.photo .pic-two {
  width: 73px;
  height: 196px;
  border: 10px solid white;
  float: left;
  overflow-x: hidden;
  overflow-y: auto;
  /* 每一个方向上滚动条自动出现 */
}

.photo .pic-one img {
  width: 280px;
  height: 196px;
}

.photo .pic-two a img {
  width: 73px;
  height: 50px;
}